Trailing behind the fluffy animal, however, is a tail longer than the rest of its body combined, more than 6 inches long, ...

To explore this question, the researchers crossed two different mouse species by creating zygotes that had the nuclear material and cytoplasm from both male Mus domesticus mice and female Mus ...

Teams of mountaineering mice are helping advance understanding into how evolutionary adaptation to localized conditions can ...

Teams of mountaineering mice are helping advance understanding into how evolutionary adaptation to localized conditions can enable a single species to thrive across diverse environments.

High in the Andes of northern Ecuador, cities sit in the shadow of mountains and ancient volcanoes covered in dense forest. Just north of the capital city of Quito, these towering peaks are the ...

In this video, half of the genetic material and cytoplasm are first removed from two different zygotes from two different mouse species. The material taken from the second is then injected into the ...

In the mountains north of Quito, Ecuador, a small new species is followed by a “very long tail,” researchers said. Florian Delée via Unsplash High in the Andes of northern Ecuador, cities sit ...